<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
	</head>
	<body>
		<script>
			function connect (arr,separ)
			{
				var s= "";
			for(i=0;i<arrl.length;i++)
			{
				s += arr[i]
				if(i != arrl.length - 1)
				{
					s += separ
				}
			}
			return s
			}
			var arrl =['fy','1225','0125']
			spear = '/'
			document.writeln(connect(arrl,spear))
		</script>
	</body>
</html>
